Which of the Following Is NOT a Problem with Defining

Which of the following is NOT a problem with defining religion?

A) There are both sacred and secular rituals.
B) Distinctions between supernatural and natural are not consistently made in a society, making it difficult to tell what is a religion and what isn't.
C) Behaviors considered appropriate for religious occasions vary between cultures.
D) Only one religion can be considered true, so all others must be classified as myth.
E) Defining religion with reference to supernatural powers makes it difficult to classify ritual-like behavior in secular contexts.